— Mrs.Smith,please teach me how to draw on the computer today.
—Oh,no. ____.You have to get familiar with the keyboard first.
| A．It is never too old to learn |
| B．Think twice before you do |
| C．Learn to walk before you run |
| D．One today is worth two tomorrows |
Was it through Mary, ________ was working at a high school, ________ you got to know Tom?
| A．who; who | B．that; which |
| C．who; that | D．who; which |
Nowadays people are more concerned about the environment ________ they live.
| A．what | B．which |
| C．when | D．where |
In spite of all ________ has been said, quite a lot of people are still uncertain about the prices of housing in China.
| A．what | B．/ |
| C．which | D．that |
Many people tried to leave the country, ________ there was much violence and a serious shortage of food supply.
| A．where | B．which |
| C．that | D．what |
Nissan's plants in Zhengzhou and Guangzhou, ________ operate in cooperation with Dongfeng Motor Corp., remained closed.
| A．which | B．who |
| C．that | D．whose |